andlabs-ui/window_darwin.go

95 lines
1.7 KiB
Go

// 8 july 2014
package ui
import (
"unsafe"
)
// #include "objc_darwin.h"
import "C"
type window struct {
id C.id
closing *event
child Control
container *container
margined bool
}
func newWindow(title string, width int, height int, control Control) *window {
id := C.newWindow(C.intptr_t(width), C.intptr_t(height))
ctitle := C.CString(title)
defer C.free(unsafe.Pointer(ctitle))
C.windowSetTitle(id, ctitle)
w := &window{
id: id,
closing: newEvent(),
child: control,
container: newContainer(),
}
C.windowSetDelegate(w.id, unsafe.Pointer(w))
C.windowSetContentView(w.id, w.container.id)
w.child.setParent(w.container.parent())
// trigger an initial resize
return w
}
func (w *window) Title() string {
return C.GoString(C.windowTitle(w.id))
}
func (w *window) SetTitle(title string) {
ctitle := C.CString(title)
defer C.free(unsafe.Pointer(ctitle))
C.windowSetTitle(w.id, ctitle)
}
func (w *window) Show() {
C.windowShow(w.id)
// trigger an initial resize
// TODO fine-tune this
windowResized(unsafe.Pointer(w))
}
func (w *window) Hide() {
C.windowHide(w.id)
}
func (w *window) Close() {
C.windowClose(w.id)
}
func (w *window) OnClosing(e func() bool) {
w.closing.setbool(e)
}
func (w *window) Margined() bool {
return w.margined
}
func (w *window) SetMargined(margined bool) {
w.margined = margined
}
//export windowClosing
func windowClosing(xw unsafe.Pointer) C.BOOL {
w := (*window)(unsafe.Pointer(xw))
close := w.closing.fire()
if close {
return C.YES
}
return C.NO
}
//export windowResized
func windowResized(data unsafe.Pointer) {
w := (*window)(data)
a := w.container.allocation(w.margined)
d := w.beginResize()
w.child.resize(int(a.x), int(a.y), int(a.width), int(a.height), d)
}